A child presents with gelastic seizures, precious puberty. MRI shows small pedunculated mass attached to tuber cinerum. What is the diagnosis?
Correct Answer: Hypothalamic hamartoma
Description: Hypothalamic hamartoma :
Most common brain lesion causing central precocious puberty.
Consists of ectopically located neural tissue.
May be associated with gelastic seizures (laughing spells).
MRI - small pedunculated mass attached to cinerum or floor of 3rd ventiricle.
Category:
Pediatrics
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